Magnetic Car Kit, includes all materials for 100 students to each make their own Magnetic Car. This magnetic car has a stick with a magnet attached at the end of it to force the car into motion, excellent way to show the principles of Magnetism, break your students into the Design
Marina Algae Magnet, cleans the inside of the aquarium glass without getting your hands wet, powerful magnets ensure a tight grip and the non-abrasive cleaning pads will not scratch the glass surface, suitable for